#define _CRT_SECURE_NO_WARNINGS 1
#include "String.h"
#include <string>
using namespace std;
int main()
{
	//myString::test10();
	string s("I am a good people");
	size_t pos = s.find(' ');
	while (pos != string::npos)
	{
		s.replace(pos, 1, "%20");
		pos = s.find(' ', 1 + 3);
	}
	for (auto& e : s)
	{
		e += 1;
	}
	cout << s << endl;
	return 0;
}